000 00307nam a2200121Ia 4500
008 130409s9999 xx 000 0 und d
100 _aIAN N. SNEDDON
245 _aELEMENTS OF PRACTICAL DIFFRENTIAL EQUATIONS
260 _bMcgrew,delhi
_c1957
300 _a327
650 _aMATHS
_bB.SC.
942 _2ddc
_cBK
999 _c14151
_d14151